| Male | Daniel Akaka,
Evan Bayh,
Joe Biden,
Jeff Bingaman,
Tom Carper,
Kent Conrad,
Jon Corzine,
Chris Dodd,
Byron Dorgan,
Dick Durbin,
Russ Feingold,
Tom Harkin,
Daniel Inouye,
James Jeffords,
Tim Johnson,
Edward Kennedy,
John Kerry,
Herb Kohl,
Frank Lautenberg,
Patrick Leahy,
Carl Levin,
Joseph Lieberman,
Bill Nelson,
Barack Obama,
Mark Pryor,
Jack Reed,
Harry Reid,
Kenneth Salazar,
Paul Sarbanes,
Chuck Schumer,
Ron Wyden | Lamar Alexander,
Wayne Allard,
George Allen,
Max Baucus,
Bob Bennett,
Kit Bond,
Sam Brownback,
Jim Bunning,
Conrad Burns,
Richard Burr,
Robert Byrd,
Lincoln Chafee,
Saxby Chambliss,
Tom Coburn,
Thad Cochran,
Norm Coleman,
John Cornyn,
Larry Craig,
Jim DeMint,
Mike DeWine,
Pete Domenici,
John Ensign,
Mike Enzi,
Bill Frist,
Lindsey Graham,
Chuck Grassley,
Judd Gregg,
Chuck Hagel,
Orrin Hatch,
James Inhofe,
Johnny Isakson,
Jon Kyl,
Trent Lott,
Richard Lugar,
Mel Martinez,
John McCain,
Mitch McConnell,
Ben Nelson,
Pat Roberts,
Rick Santorum,
Jeff Sessions,
Richard Shelby,
Gordon Smith,
Arlen Specter,
Ted Stevens,
John Sununu,
Jim Talent,
Craig Thomas,
John Thune,
David Vitter,
George Voinovich,
John Warner | Mike Crapo,
Mark Dayton,
Jay Rockefeller |